CY15V104QN20BFXIXQLA1

Memory IC Overview

The CY15V104QN20BFXIXQLA1 is a 4-Mb EXCELON™ LP Ferroelectric RAM (F-RAM) logically organized as 512K × 8 bits. It features an SPI interface supporting up to 50 MHz frequency and operates in SPI modes 0 and 3. The device utilizes low-voltage operation with VDD ranging from 1.71 V to 1.89 V. It offers virtually unlimited endurance of 10^15 read/write cycles and 151-year data retention. Power consumption includes 2.4 mA typical active current at 40 MHz, 2.3 µA standby, 0.70 µA deep power-down, and 0.1 µA hibernate mode. Operating temperature ranges from -40°C to +85°C for industrial applications.

Memory IC Feature Summary

• Instant non-volatile write technology eliminates write delays by performing writes at bus speed without polling.
• Sophisticated multi-tiered write protection scheme utilizing hardware WP pin and software block protection.
• Dedicated 256-byte special sector capable of surviving standard reflow soldering cycles.
• Integrated Device ID, Unique ID, and writable serial number registers for system identification.

Memory IC Applications

• Data collection systems requiring frequent or rapid writes
• Industrial controls demanding high reliability and long write times avoidance
• Hardware drop-in replacements for serial EEPROM or flash memory

Memory IC Procurement Notes

Verify the specific ordering suffix matches the required package type and temperature grade. Confirm voltage specifications align with the target application's power supply constraints. Ensure compatibility with the host microcontroller's SPI clock polarity and phase settings before integration.

Memory IC Selection Notes

Select this component for applications necessitating high-speed serial data logging with minimal latency. The low-voltage variant suits battery-powered or energy-constrained environments. Consider the dedicated special sector for storing critical configuration data that must survive manufacturing processes.

Memory IC Part Context

This part belongs to the Infineon EXCELON™ LP F-RAM family, designed for low-power, high-endurance nonvolatile memory needs. It replaces traditional serial flash and EEPROM solutions by offering superior write performance and eliminating wear-out mechanisms associated with charge-based storage technologies.

Memory IC Replacement Considerations

Check pinout compatibility if replacing legacy serial EEPROMs. Verify that the host controller supports the required SPI modes and voltage levels. Ensure the new design accommodates the specific power-up timing requirements defined in the datasheet.